Home / 31,760.48-47,648.58-22,418.80

Finding the Fourth Proportional to 31,760.48, 47,648.58 and 22,418.80

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Solution

The fourth proportional to 31,760.48, 47,648.58 and 22,418.80 is: 33,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,760.48 : 47,648.58 = 22,418.80 : x
  2. Step 2: Convert to fraction form
    31,760.48/47,648.58 = 22,418.80/x
  3. Step 3: Cross multiply
    31,760.48x = 47,648.58 × 22,418.80
  4. Step 4: Simplify right side
    31,760.48x = 1,068,223,979.18
  5. Step 5: Solve for x
    x = 1,068,223,979.18/31,760.48
  6. Step 6: Final answer
    x = 33,633.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.